package Chapter7;
import java.util.*;
public class Example15 {
	public static void main(String[] args) {
		Map map=new HashMap();
		map.put("1", "jack");
		map.put("2", "rose");
		map.put("3", "lucy");
		System.out.println("1:"+map.get("1"));
		System.out.println("2:"+map.get("2"));
		System.out.println("3:"+map.get("3"));

	}

}
